US Patent Application 18306307. DESIGN CONSIDERATIONS FOR A RANDOM ACCESS RESPONSE FOR A TWO-STEP RANDOM ACCESS PROCEDURE simplified abstract

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DESIGN CONSIDERATIONS FOR A RANDOM ACCESS RESPONSE FOR A TWO-STEP RANDOM ACCESS PROCEDURE

Organization Name

QUALCOMM Incorporated


Inventor(s)

Jing Lei of San Diego CA (US)


Wanshi Chen of San Diego CA (US)


Linhai He of San Diego CA (US)


DESIGN CONSIDERATIONS FOR A RANDOM ACCESS RESPONSE FOR A TWO-STEP RANDOM ACCESS PROCEDURE - A simplified explanation of the abstract

  • This abstract for appeared for US patent application number 18306307 Titled 'DESIGN CONSIDERATIONS FOR A RANDOM ACCESS RESPONSE FOR A TWO-STEP RANDOM ACCESS PROCEDURE'

Simplified Explanation

The abstract describes a wireless communication system where a user device (UE) sends a random access message to a base station. The base station detects the preamble of the message and tries to decode the payload. Depending on the outcome, the base station sends a random access response to the UE. This response includes an uplink group grant and an indication of the type of grant for multiple UEs that transmitted their preamble at the same time and frequency. The UEs monitor the grant and transmit data on shared time frequency resources accordingly. The abstract mentions that there are other aspects provided, but does not provide specific details.


Original Abstract Submitted

Various aspects of the present disclosure generally relate to wireless communication. A user equipment (UE) may transmit a random access message including a preamble and a payload. A base station may detect the preamble of the random access message. The base station, and may fail or succeed to decode the payload of the random access message. The base station may transmit, based at least in part on detecting the preamble and the different decoding outcome for the payload, a random access response. The random access response may include an uplink group grant and an indication for a type of the uplink group grant for a plurality of UEs whose preamble transmission share the same time and frequency occasion. UEs may monitor the type and the contents of the uplink group grant and transmit data subsequently on a set of shared time frequency resources. Numerous other aspects are provided.